Cheap flights from Kalispell to San Diego

Glacier Park
FCA
San Diego
SAN

Flight deals from Kalispell to San Diego

Below you can see the best deals on flights Kalispell — San Diego for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 29 August, from $154.

Top 10 cheap flights from Kalispell to San Diego

DL
DL
$ 309

Kalispell — San Diego

05:15—08:41
18 Aug 2026
4 h 26 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

14:40—18:06
18 Aug 2026
4 h 26 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

12:02—15:56
18 Aug 2026
4 h 54 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

12:02—18:06
18 Aug 2026
7 h 4 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

05:15—08:41
19 Aug 2026
4 h 26 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

12:02—15:56
19 Aug 2026
4 h 54 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

12:02—18:06
19 Aug 2026
7 h 4 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

05:15—08:41
20 Aug 2026
4 h 26 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

12:02—15:56
20 Aug 2026
4 h 54 m
1 stop
DL
DL
$ 309

Kalispell — San Diego

13:34—18:06
20 Aug 2026
5 h 32 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Kalispell — San Diego flight

Looking for cheap flights from Kalispell to San Diego? Compare fares from different airlines, check the flight schedule and travel time — and book your Kalispell — San Diego ticket online at the best price.

The route has direct flights — around 20 flights per week, flights are operated by Alaska Airlines, a nonstop flight takes about 2 h 40 min, the distance between the cities is around 1,735 km.

Planning your trip? You may find our San Diego travel guide, how to get from the airport into town and San Diego weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

YesDirect flights
1,735 kmDistance
2 h 40 minTravel time
1Airlines
20 / wkFlights

Flight schedule from Kalispell to San Diego

The table shows direct flights from Kalispell to San Diego on the selected date. The flight takes approximately 2 h 40 min. Regular flights are operated by Alaska Airlines. Departures from Glacier Park International Airport airports, arrivals at San Diego International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 16 Aug 2026

Prices by month

Average one-way fares from Kalispell to San Diego by month. Tickets are usually cheapest in November (around $187) and priciest in March (about $260) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$198lowMay$215mediumSep$255high
Feb$204lowJun$238highOct$209low
Mar$260highJul$249highNov$187low
Apr$226mediumAug$192lowDec$243high

Some values are estimated based on seasonality.

When to fly

Weather in San Diego: it is warmest in August (up to 26 °C on average) and coolest in March (around 17 °C). The driest month is July.

Temperature · San Diego

Dry and wet days · San Diego

Wind speed and direction · San Diego

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How to get the best deal on a Kalispell — San Diego ticket

  • Book ahead: fares for Kalispell — San Diego are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Flights Kalispell — San Diego operate on Sundays, Mondays and Tuesdays — keep that in mind when picking your travel dates.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Kalispell — San Diego route are operated by 1 airline; Alaska Airlines runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • Alaska AirlinesAS
    7x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight FCA → SAN7x/week
      Duration
      3h 8m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Kalispell — San Diego route

Flights Kalispell — San Diego depart from Glacier Park International Airport and arrive at San Diego International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Kalispell

FCA
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

San Diego

SAN
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Kalispell — San Diego flight

How long is the flight from Kalispell to San Diego?

A nonstop Kalispell — San Diego flight takes about 2 h 40 min — the distance between the cities is around 1,735 km.

How far is it from Kalispell to San Diego?

The distance from Kalispell to San Diego is about 1,735 km, which a nonstop flight covers in around 2 h 40 min.

Are there direct flights from Kalispell to San Diego?

Yes, there are nonstop flights Kalispell — San Diego — around 20 flights per week.

Which airlines fly from Kalispell to San Diego?

Airlines operating Kalispell — San Diego include Alaska Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Kalispell — San Diego flights use?

Flights from Kalispell depart from Glacier Park International Airport, and arrive at San Diego International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Kalispell to San Diego?

The price of a Kalispell — San Diego ticket depends on your travel date, season and demand. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Kalispell — San Diego?

Flights Kalispell — San Diego are usually cheaper when booked in advance — a few weeks before departure and away from peak dates. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Kalispell to San Diego?

To catch a low fare Kalispell — San Diego, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Kalispell

See all
SeattleDenverSalt Lake CityDallasChicagoMinneapolisSan FranciscoLos AngelesPortlandNew York CityPhoenixHoustonAustinTri-CitiesEdmontonKelownaVictoriaYakimaBillingsBellinghamIdaho FallsVancouver

Where else you can fly from San Diego

See all
San FranciscoSeattleLas VegasSan JosePhoenixDenverChicagoSacramentoNew York CityDallasSalt Lake CityAtlantaFresnoLos AngelesPortlandBostonHonoluluOrlandoAustinSanta RosaWashington, D.C.OaklandVancouverSan Jose del CaboBoiseRenoRedmondMinneapolisCharlotteKahuluiSan Luis ObispoHoustonEugeneDetroitMiamiTorontoMontrealFort LauderdaleMontereyKailua-Kona

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